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TopicFilter

sp_statement_store

Enum TopicFilter 

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pub enum TopicFilter {
    Any,
    MatchAll(BoundedVec<Topic, ConstU32<{ _ }>>),
    MatchAny(BoundedVec<Topic, ConstU32<{ _ }>>),
}
Expand description

Filter for subscribing to statements with different topics.

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Any

Matches all topics.

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MatchAll(BoundedVec<Topic, ConstU32<{ _ }>>)

Matches only statements including all of the given topics. Bytes are expected to be a 32-byte topic. Up to MAX_TOPICS topics can be provided.

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MatchAny(BoundedVec<Topic, ConstU32<{ _ }>>)

Matches statements including any of the given topics. Bytes are expected to be a 32-byte topic. Up to MAX_ANY_TOPICS topics can be provided.

Trait Implementations§

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impl Clone for TopicFilter

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fn clone(&self) -> TopicFilter

Returns a duplicate of the value. Read more
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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl Debug for TopicFilter

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fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more
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impl From<TopicFilter> for OptimizedTopicFilter

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fn from(filter: TopicFilter) -> Self

Converts to this type from the input type.

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impl<T> Any for T
where T: 'static + ?Sized,

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> Borrow<T> for T
where T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for T
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fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more
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impl<T> CheckedConversion for T

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fn checked_from<T>(t: T) -> Option<Self>
where Self: TryFrom<T>,

Convert from a value of T into an equivalent instance of Option<Self>. Read more
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fn checked_into<T>(self) -> Option<T>
where Self: TryInto<T>,

Consume self to return Some equivalent value of Option<T>. Read more
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impl<T> CloneToUninit for T
where T: Clone,

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unsafe fn clone_to_uninit(&self, dest: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dest. Read more
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impl<T, U> DefensiveTruncateInto<U> for T
where U: DefensiveTruncateFrom<T>,

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fn defensive_truncate_into(self) -> U

Defensively truncate a value and convert it into its bounded form.
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impl<T> DynClone for T
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fn __clone_box(&self, _: Private) -> *mut ()

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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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fn instrument(self, span: Span) -> Instrumented<Self>

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fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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impl<T> IntoEither for T

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fn into_either(self, into_left: bool) -> Either<Self, Self>

Converts self into a Left variant of Either<Self, Self> if into_left is true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more
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fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
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Converts self into a Left variant of Either<Self, Self> if into_left(&self) returns true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more
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fn into_key(self) -> U

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fn into_tuple(self) -> Dest

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Cast reference.
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Cast reference.
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Cast mutable reference.
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Cast mutable reference.
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fn from_ref(outer: &Outer) -> &T

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Get a mutable reference to the inner from the outer.

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type Output = T

Should always be Self
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fn saturated_from<T>(t: T) -> Self
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type Owned = T

The resulting type after obtaining ownership.
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type Error = Infallible

The type returned in the event of a conversion error.
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Performs the conversion.
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fn unchecked_into(self) -> T

The counterpart to unchecked_from.
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